Home / 310,846,237.60-465,655,246.80-157,602,272.80

Finding the Fourth Proportional to 310,846,237.60, 465,655,246.80 and 157,602,272.80

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Solution

The fourth proportional to 310,846,237.60, 465,655,246.80 and 157,602,272.80 is: 236,092,049.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,846,237.60 : 465,655,246.80 = 157,602,272.80 : x
  2. Step 2: Convert to fraction form
    310,846,237.60/465,655,246.80 = 157,602,272.80/x
  3. Step 3: Cross multiply
    310,846,237.60x = 465,655,246.80 × 157,602,272.80
  4. Step 4: Simplify right side
    310,846,237.60x = 73,388,325,236,924,928
  5. Step 5: Solve for x
    x = 73,388,325,236,924,928/310,846,237.60
  6. Step 6: Final answer
    x = 236,092,049.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.